a Committee on the Preservation of Vegetative Powers in Seeds ;-—Dr. Hodgkin, on Inquiries 
into the Races of Man;—Report of the Committee appointed to report how far the Desiderata 
in our knowledge of the Condition of the Upper Strata of the Atmosphere may be supplied by 
means of Ascents in Balloons or otherwise, to ascertain the probable expense of such Experi- 
ments, and to draw up Directions for Observers in such circumstances ;—R. Owen, Report 
on British Fossil Reptiles ;—Reports on the Determination of the Mean Value of Railway 
Constants ;—D. Lardner, LL.D., Second and concluding Report on the Determination of the 
Mean Value of Railway Constants ;—E. Woods, Report on Railway Constants pines bee ofa 
Committee on the Construction of a Constant Indicator for Steam-Engines, 
Together with the Transactions of the Sections, Prof. Whewell’s Address, and Recommen- 
dations of the Association and its Committees. 
PROCEEDINGS or tHe TWELFTH MEETING, at Manchester, 
1842, Published at 10s, 6d. 
Contents :— Report of the Committee appointed to conduct the co-operation of the British 
Association in the System of Simultaneous Magnetical and Meteorological Observations ;— 
J. Richardson, M.D., Report on the present State of the Ichthyelogy of New Zealand ;— 
W.S. Harris, Report on the Progress of Meteorological Observations at Plymouth ;—Second 
Report of a Committee appointed to make Experiments on the Growth and Vitality of Seeds; 
—C, Vignoles, Report of the Committee on Railway Sections;—Report of the Committee 
for the Preservation of Animal and Vegetable Substances ;—Lyon Playfair, M.D., Abstract 
of Prof, Liebig’s Report on ‘‘ Organic Chemistry applied to Physiology and Pathology ;”— 
R. Owen, Report on the British Fossil Mammalia, Part I.;—8. Hunt, Researches on the 
Influence of Light on the Germination of Seeds and the Growth of Plants ;—L. Agassiz, Report 
on the Fossil Fishes of the Devonian System or Old Red Sandstone ;—W. Fairbairn, Ap- 
pendix to a Report on the Strength and other Properties of Cast Iron obtained from the Hot 
and Cold Blast ;—D. Milne, Report of the Committee for registering Shocks of Earthquakes 
in Great Britain ;—Report of a Committee on the Construction of a Constant Indicator for Steam- 
Engines, and for the determination of the Velocity of the Piston of the Self-acting Engine at 
different periods of the Stroke;—J. S. Russell, Report of a Committee on the form of Ships ; 
—Report of a Committee appointed “to consider of the rules by which the Nomenclature of 
Zoology may be established on a uniform and permanent basis ; ”—Report of a Committee on 
the Vital Statistics of large Towns in Scotland ;—Provisional Reports, and Notices of Progress 
in Special Researches entrusted to Committees and Individuals, 
Together with the Transactions of the Sections, Lord Francis Egerton’s Address, and Re- 
commendations of the Association and its Committees, 
PROCEEDINGS or tur THIRTEENTH MEETING, at Cork, 
1843, Published at 12s. 
ContTENTS:—Robert Mallet, Third Report upon the Action of Air and Water, whether 
fresh or salt, clear or foul, and of Various Temperatures, upon Cast fron, Wrought Iron and 
Steel;—-Report of the Committee appointed to conduct the co-operation of the British As- 
sociation in the System of Simultaneous Magnetical and Meteorological Observations ;——Sir 
J. F. W. Herschel, Bart., Report of the Committee appointed for the Reduction of Meteoro- 
logical Observations ;—Report of the Committee appointed for Experiments on Steam- 
Engines ;—Report of the Committee appointed to continue their Experiments on the Vitality 
of Seeds ;—J. S. Russeil, Report of a Series of Observations on the Tides of the Frith of 
Forth and the East Coast of Scotland;—J. §. Russell, Notice of a Report of the Committee 
on the Form of Ships ;—J. Blake, Report on the Physiological Action of Medicines ;—Report 
of the Committee on Zoological Nomenclature ;—Report of the Committee for Registering 
the Shocks of Earthquakes, and making such Meteorological Observations as may appear to 
them desirable ;—Report of the Committee for conducting Experiments with Captive Balloons ; 
—Prof, Wheatstone, Appendix to the Report ;—Report of the Committee for the Translation 
and Publication of Foreign Scientific Memoirs ;—C, W. Peach, on the Habits of the Marine 
 Testacea ;—E, Forbes, Report on the Mollusca and Radiata of the Auxgean Sea, and on their 
distribution, considered as bearing on Geology ;—L. Agassiz, Synoptical Table of British 
Fossil Fishes, arranged in the order of the Geological Formations ;—R. Owen, Report on the 
British Fossil Mammalia, Part II.;—E. W. Binney, Report on the excavation made at the 
junction of the Lower New Red Sandstone with the Coal Measures at Collyhurst ;—W. 
‘Thompson, Report on the Fauna of Ireland: Div, Invertebrata ;—Provisional Reports, and - 
Notices of Progress in Special Researches entrusted to Committees and Individuals. 
Together with the Transactions of the Sections, Earl of Rosse’s Address, and Recommen- 
dations of the Association and its Committees. 


